Malware Analysis Report

2025-03-15 06:37

Sample ID 250225-ywfwystpv3
Target 2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.zip
SHA256 e99848aeb87fe9bfc5cd896f97cac39f61f6503f598cfbd9fb15356b2f39d1e8
Tags
blacksuit_windows discovery ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e99848aeb87fe9bfc5cd896f97cac39f61f6503f598cfbd9fb15356b2f39d1e8

Threat Level: Known bad

The file 2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.zip was found to be: Known bad.

Malicious Activity Summary

blacksuit_windows discovery ransomware

BlackSuit

Blacksuit_windows family

Detects the Windows variant of BlackSuit Ransomware

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-02-25 20:07

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-02-25 20:07

Reported

2025-02-25 20:10

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe"

Signatures

BlackSuit

ransomware blacksuit_windows

Blacksuit_windows family

blacksuit_windows

Detects the Windows variant of BlackSuit Ransomware

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe

"C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe"

Network

N/A

Files

memory/2396-0-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2396-1-0x0000000000380000-0x00000000003D9000-memory.dmp

memory/2396-4-0x0000000000380000-0x00000000003D9000-memory.dmp

memory/2396-3-0x0000000000400000-0x0000000000622000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-02-25 20:07

Reported

2025-02-25 20:10

Platform

win10v2004-20250217-en

Max time kernel

123s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe"

Signatures

BlackSuit

ransomware blacksuit_windows

Blacksuit_windows family

blacksuit_windows

Detects the Windows variant of BlackSuit Ransomware

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe

"C:\Users\Admin\AppData\Local\Temp\2adcf43d221de2f72ba5088dac3a3193219412882df711d095f04e3f5b40767c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.27.10:443 g.bing.com tcp
US 150.171.27.10:443 g.bing.com tcp
US 150.171.27.10:443 g.bing.com tcp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3964-0-0x0000000000400000-0x0000000000622000-memory.dmp

memory/3964-1-0x0000000002400000-0x0000000002459000-memory.dmp

memory/3964-2-0x0000000002400000-0x0000000002459000-memory.dmp

memory/3964-4-0x0000000000400000-0x0000000000622000-memory.dmp